Finding the Fourth Proportional to 3,125,445,046.63, 4,313,118,304.33 and 1,696,515,225.53
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Solution
The fourth proportional to 3,125,445,046.63, 4,313,118,304.33 and 1,696,515,225.53 is: 2,341,193,258.44
Step by Step Solution
- Step 1: Write the proportion equation
3,125,445,046.63 : 4,313,118,304.33 = 1,696,515,225.53 : x - Step 2: Convert to fraction form
3,125,445,046.63/4,313,118,304.33 = 1,696,515,225.53/x - Step 3: Cross multiply
3,125,445,046.63x = 4,313,118,304.33 × 1,696,515,225.53 - Step 4: Simplify right side
3,125,445,046.63x = 7,317,270,872,782,343,168 - Step 5: Solve for x
x = 7,317,270,872,782,343,168/3,125,445,046.63 - Step 6: Final answer
x = 2,341,193,258.44
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.